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19
3
⁄ 8
(492)
28
7
⁄ 8
(733)
Performance certified is for installation type A: Free inlet, Free outlet. Power rating (BHP) does not include transmission losses. Performance ratings do not include the effects
of appurtenances (accessories). The sound ratings shown are loudness values in fan sones at 5 ft (1.5 m) in a hemispherical free field calculated per AMCA Standard 301.
Values shown are for installation type A: Free inlet hemispherical sone levels. The AMCA Certified Ratings Seal applies to sone ratings only.
29
3
⁄4*
(756)
26
(660)
1
3
⁄4
(44)
12
USGF-160 - Belt Drive
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H-
W.G.
Model
Number
Motor
hp
Fan
rpm
CFM / Static Pressure in inches wg
0 0.125 0.25 0.375 0.5 0.625 0.75 1 1.25 1.5
USGF-160-4 1/4
730
CFM 2098 1905 1669 1389
BHP 0.13 0.15 0.15 0.15
Sones 8.1 8.0 7.8 7.8
778
CFM 2236 2058 1843 1596
BHP 0.16 0.18 0.19 0.18
Sones 8.9 8.7 8.5 8.4
826
CFM 2374 2209 2010 1790 1512
BHP 0.20 0.22 0.22 0.22 0.21
Sones 9.9 9.6 9.3 9.1 9.0
875
CFM 2515 2362 2177 1974 1744 1365
BHP 0.23 0.26 0.26 0.26 0.26 0.24
Sones 11.0 10.6 10.1 9.9 9.7 9.7
USGF-160-3 1/3
965
CFM 2774 2637 2477 2300 2109 1893 1584
BHP 0.31 0.34 0.35 0.35 0.35 0.34 0.33
Sones 12.4 12.0 11.5 11.2 10.8 10.6 10.5
USGF-160-5 1/2
1038
CFM 2984 2857 2712 2552 2382 2199 1992
BHP 0.39 0.42 0.43 0.44 0.44 0.43 0.43
Sones 13.7 13.3 12.8 12.4 12.1 11.8 11.6
1110
CFM 3191 3072 2941 2796 2641 2475 2297 1770
BHP 0.47 0.51 0.53 0.53 0.54 0.53 0.52 0.49
Sones 15.0 14.6 14.2 13.8 13.5 13.1 12.9 12.2
USGF-160-7 3/4
1188
CFM 3415 3304 3186 3053 2911 2764 2606 2246
BHP 0.58 0.62 0.64 0.65 0.65 0.66 0.65 0.64
Sones 16.7 16.3 15.8 15.4 15.0 14.7 14.5 14.0
1265
CFM 3636 3532 3426 3301 3172 3036 2894 2583 2163
BHP 0.70 0.74 0.77 0.78 0.79 0.79 0.79 0.78 0.75
Sones 18.5 18.1 17.7 17.2 16.8 16.5 16.3 15.8 15.2
USGF-160-10 1
1328
CFM 3817 3718 3619 3502 3383 3253 3124 2843 2510
BHP 0.81 0.85 0.89 0.90 0.91 0.91 0.92 0.90 0.89
Sones 20 19.6 19.2 18.7 18.3 18.0 17.8 17.4 16.9
1390
CFM 3996 3901 3806 3698 3584 3464 3340 3078 2785 2394
BHP 0.93 0.97 1.01 1.03 1.04 1.04 1.05 1.04 1.03 1.00
Sones 22 21 21 20 19.9 19.6 19.4 19.0 18.6 18.0
MAXIMUM BHP AT A GIVEN RPM = (RPM/1365)
3
MAXIMUM RPM = 1390
TIP SPEED (ft/min.) = RPM x 4.352
MAXIMUM MOTOR FRAME SIZE = 145T
AVERAGE DISCHARGE VELOCITY (FPM) = CFM/1.72
Roof Opening = 18½ x 18½ (470 x 470)
Windband Thickness = 0.051 (1.3)
Motor Cover Thickness = 0.040 (1.0)
Curb Cap Thickness = 0.064 (1.6)
^Approximate Unit Weight = 131 lb. (59 kg)
All dimensions in inches (millimeters).
*May be greater depending on motor.
^Weight shown is largest cataloged Open Drip Proof motor.